[Support] Add unit test for printLowerCase
Add test case for the function added in r319171.
llvm-svn: 319177
diff --git a/llvm/unittests/ADT/StringExtrasTest.cpp b/llvm/unittests/ADT/StringExtrasTest.cpp
index 234a40d..7bcdaf6 100644
--- a/llvm/unittests/ADT/StringExtrasTest.cpp
+++ b/llvm/unittests/ADT/StringExtrasTest.cpp
@@ -8,6 +8,7 @@
//===----------------------------------------------------------------------===//
#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/raw_ostream.h"
#include "gtest/gtest.h"
using namespace llvm;
@@ -84,3 +85,10 @@
EXPECT_FALSE(to_float("7.4 foo", F));
EXPECT_FLOAT_EQ(4.7f, F); // F should be unchanged
}
+
+TEST(StringExtrasTest, printLowerCase) {
+ std::string str;
+ raw_string_ostream OS(str);
+ printLowerCase("ABCdefg01234.,&!~`'}\"", OS);
+ EXPECT_EQ("abcdefg01234.,&!~`'}\"", OS.str());
+}